I'm a passionate backend developer specializing in GoLang with a strong foundation in project management. I love building scalable, efficient systems and leading teams to deliver quality software solutions.

• 🔧 Backend Development with GoLang
• 📊 Project Management (Google Certified)
• 🏗️ API Design & Development
• 🗄️ Database Architecture & Optimization
• 👥 Team Leadership & Agile Methodologies

Languages:     Go, Rust (learning Ownership & borrow checker - for data race, lost updates, Inconsistent state, Ownership confusion)
Frameworks:    Fiber
Databases:     PostgreSQL, MongoDB, Redis
ORM:           GORM
Tools:         Git, Docker, k8s
Auth:          JWT, Zitadel
PM Tools:      Jira, Trello, Asana, Notion
Methodologies: Agile, Scrum, Clean Architecture

• 🎓 Diploma in IT from Ghana Communication Technology University
• 📜 Google Certified Project Manager
• 💼 Former Project Manager at Michachn Invention (2022-2024)
• 🌱 Currently exploring microservices architecture and cloud technologies
• 💪 Strong believer in clean code and best practices
• 🏗️ Advocate for clean architecture principles

• Building robust backend systems with GoLang
• Contributing to open-source projects
• Learning advanced system design patterns
• Exploring DevOps practices
• Diving deep into Rust for systems programming
• Implementing multi-tenant SaaS architectures

Enterprise-grade booking & business management platform for artisan service businesses

What it does: A complete backend platform built for artisan businesses (salons, plumbers, photographers, etc.) featuring intelligent booking, payment processing, real-time communication, and comprehensive business analytics.

Tech Stack:

• Backend: Go + Fiber Framework
• Database: PostgreSQL with Row-Level Security + Redis Cache
• Auth: Zitadel Integration with JWT
• Architecture: Clean Architecture with 20+ domain models, 13 repositories, 24 services

Key Features:

• 🏢 Multi-tenant architecture with complete data isolation
• 📅 Intelligent booking system with real-time availability
• 💳 Payment processing (Stripe, PayPal) with commission splits
• 💬 In-app messaging & multi-channel notifications
• ⭐ Multi-dimensional review system
• 📊 Business intelligence dashboards & analytics
• 🎁 Marketing tools with discount campaigns
• 🗂️ Project management with milestone tracking

Highlights:

• ✅ 100% complete core backend (200+ repository methods)
• ✅ Full service layer with business logic
• ✅ RESTful API with Swagger documentation
• ✅ JWT authentication & RBAC
• ✅ Comprehensive security (SQL injection protection, XSS prevention, rate limiting)
• 🚀 Production-ready with Docker support
• 🔄 CI/CD with GitHub Actions
• 📝 Conventional commits & git hooks

Stats: ~15,000+ lines of production Go code | 20+ domain models | 13 repositories | 24 services

🔗 View Full Project →

Backend Development:

• Clean Architecture implementation
• RESTful API design
• Database optimization & query performance
• Caching strategies with Redis
• Real-time features

Software Engineering:

• Multi-tenant architecture patterns
• Security best practices (Row-Level Security, JWT)
• Testing & quality assurance
• CI/CD pipeline setup
• Docker containerization

Project Management:

• Requirements analysis & technical specifications
• Sprint planning & execution
• Code review processes
• Documentation standards
• Version control workflows

🚧 More projects coming soon! Currently focusing on making Krafti Vibe production-ready.

• 📧 Email: [email protected]
• 💼 LinkedIn: linkedin.com/in/emmanuel-afful-74336517b
• 📱 Phone: +233 20 5455451
• 💬 Open for collaboration on Go projects!

Backend Development:

• Built complete multi-tenant SaaS platform from ground up
• Designed and implemented 200+ database operations
• Created 24 business services with complex logic
• Implemented secure authentication & authorization systems

Technical Leadership:

• Established coding standards & git workflows
• Set up CI/CD pipelines with automated testing
• Created comprehensive technical documentation
• Implemented clean architecture patterns

Tools & Best Practices:

• Git hooks for code quality enforcement
• Conventional commits for clear history
• Docker containerization for deployment
• Swagger/OpenAPI documentation
• Security scanning & vulnerability detection

Currently Exploring:

• 🦀 Rust - Memory safety, ownership model, concurrent programming
• ☁️ Cloud Native - Kubernetes, microservices orchestration
• 🔐 Advanced Security - OAuth2/OIDC deep dive, zero-trust architecture
• 📊 System Design - Distributed systems, scalability patterns

Recent Achievements:

• ✅ Built production-grade multi-tenant platform
• ✅ Mastered PostgreSQL Row-Level Security
• ✅ Implemented comprehensive JWT auth flow
• ✅ Set up complete CI/CD pipeline

• 🚀 Krafti Vibe v2.0 - Adding WebSocket support, GraphQL endpoint, and AI-powered features
• 📚 Open Source - Planning to extract reusable components from Krafti Vibe
• 🎯 Learning - Building side projects in Rust to understand systems programming
• 📝 Writing - Technical blog posts about multi-tenant architecture (coming soon!)

💬 "Building scalable solutions, one commit at a time."

⭐️ If you find my work interesting, star my repositories!

🤝 Open to freelance opportunities and collaborations